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4.1
Connect the Power Cables
Before connecting, be sure to disconnect the external power supply and use an electric
•
meter to confirm that the power is off.
The input power must meet the rating shown on the equipment nameplate.
•
WARNING:
The device has two redundant power inputs, both of which must be shut off before
maintenance.
Electrical services must comply with the local electrical regulations of the particular
country and region. For circuit protection, refer to the requirements shown on the
equipment nameplate.
Hazards from incorrect power connections may cause damage to the equipment
and invalidate the warranty. Before connecting the equipment to the main power
supply or backup power supply (such as a backup power generator), check to
ensure that the power supply has been correctly adjusted to the voltage and
frequency requirements shown on the equipment nameplate.
Connect the power cable (single or dual power supply)
Step 1
When the input is a single power supply, connect the cable with the Feed A label on its plug
to the external power supply, as shown in Figure 4-1.
Step 2
When the input is dual power supply, connect the cable with the Feed A label on its plug to
the external main power supply, and connect the cable with the Feed B label on its plug to
the external backup power supply, as shown in Figure 4-1.
FEED A
FEED B
Chapter 4 : Wiring
(Figure 4-1: Power Cable Connection)
35
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